Celotex Crown-Bond Flat Roofing Board

Celotex Crown-Bond is an innovative addition to flat roof systems, marking the next step in Celotex's product evolution. This rigid polyisocyanurate (PIR) board offers advanced thinness, superior dimensional stability, and enhanced durability for bonded single-ply flat roofing applications.

With composite facers on both sides and a low lambda value of 0.022 W/mK, Crown-Bond delivers outstanding thermal performance. Designed for use with bonded single-ply membranes, it is compatible with fully sealed metal, timber, and concrete decks. Crown-Bond combines excellent compressive strength with enhanced dimensional stability, providing a durable and reliable roofing solution. It can be secured using fully bonded systems, thermally broken fasteners, or mechanical fixings.